(19)

(11)

EP 3 555 853 A1

(12)

(43) Date of publication: 23.10.2019 Bulletin 2019/43 (21) Application number: 17832931.4 (22) Date of filing: 12.12.2017

(51) International Patent Classification (IPC):  G06T 7/20(2017.01) G06K 9/00(2006.01) G06K 9/72(2006.01) (86) International application number: PCT/EP2017/082453 (87) International publication number: WO 2018/108926 (21.06.2018 Gazette 2018/25)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: MA MD TN (30) Priority: 14.12.2016 EP 16204084 (71) Applicant: Koninklijke Philips N.V. 5656 AE Eindhoven (NL)	(72) Inventors: VAN BREE, Karl, Catharina 5656 AE Eindhoven (NL) VELTHOVEN, Leo, Jan 5656 AE Eindhoven (NL) (74) Representative: Uittenbroek, Arie Leendert  Philips Intellectual Property & Standards High Tech Campus 5 5656 AE Eindhoven 5656 AE Eindhoven (NL)